'Junk DNA' could be key to controlling fear

A piece of "junk DNA" could be the key to extinguishing fear-related memories for people struggling with post-traumatic stress disorder (PTSD) and phobia, according to a study from The University of Queensland.

LED device could increase memory retention among astronauts

Hanli Liu, a professor of bioengineering at The University of Texas at Arlington, is working to improve memory and cognitive function in astronauts during space missions by directing light onto their brains.

Make room on the couch: Worms suffer from PTSD, too

The ability to anticipate the future is key to the survival of all living things. Like humans, worms are capable of forming associative memories—that is, memories that associate a certain sound or smell or tone of voice ...

How listening to random sound can unlock a trapped mind

David Tobin took to the stage at a recent technology conference in downtown Los Angeles, asked the 500 attendees to close their eyes, and turned up the sound so they could sample his wares: a textured, layered soundscape ...

Enzyme key to learning in fruit flies

An animal's reaction to an odor or food or other stimuli depends largely on past experiences and how they have been entered into memory.

Birds in captivity lose hippocampal mass

(PhysOrg.com) -- Being in captivity for just a few weeks can reduce the volume of the hippocampus by as much as 23 percent, according to a new Cornell study.